1. Recommend a window type and frame material for each of the following uses: a. Office window in a six-story office building, no ventilation requirea b. Classroom window in a one-story school, directly adjacent to a playground, ventilation required c. Replacement window for an historic New England residence d. Doors opening from a residential living space to an exterior patio, with the greatest possible openness and ventilation 2. Recommend a door style (flush swinging, stile-and-rail swinging, bifold. colling, etc.), materlal, and fire-resistance rating (if required) for each of the following uses: a. Door for office in 1 a. above, permitting a partlal view from the corridor. Corridor is unrated. b. Corridor door for the classroom in 1.b. above. Corridor is T-hour rated c. Front door for the residence in 1.c. above d. Door from the corridor to the exit stairway for office building in 1.a, above. The stairway enclosure is 2-hour rated